Type 3300 fast acting
3400 standard delay

~ 84 mm
Typ 3300 Flink 3400 Standard von E-T-A: Einpolige, thermisch-magnetische Schutzschalter mit Gewindehalsbefestigung.


Single pole thermal-magnetic circuit breakers with tease-free, trip-free, press-to-reset, snap action mechanism (R-type TM CBE to EN 60934; M-type with manual release (-H). Available with fast acting and standard magnetic tripping characteristics - types 3300 and 3400 - both with threadneck panel mounting. Options include auxiliary contacts, a separate shunt tap terminal (-A3), and pull-to-trip manual release (-H).

Approved to CBE standard EN 60934 (IEC 60934).

Technical Data

Voltage rating
  • AC 240 V (50/60 Hz)
  • DC 65 V
  • UL/CSA: DC 80 V
Current ratings from 0.05 A up to 16 A  
Number of poles single pole
Mounting method threadneck
Terminal design blade terminals
screw terminals
solder terminals
Actuation manual release
push button
Auxiliary contacts with auxiliary contacts
without auxiliary contacts
Water splash protection with water splash protection
without water splash protection
Illumination without illumination
Typical life 5,000 operations at 2 x IN, resistive

5,000 operations at 1 x IN, inductive
Interrupting capacity Icn 0.05...0.8 A: self-limiting

1...2 A: 200 A

2.5...16 A: 400 A
Certificates VDE, CSA, UL


Order number Description

splash cover black with O-ring


splash cover transparent with O-ring


splash cover black without O-ring


splash cover transparent with O-ring


splash cover transparent with knurled nut


  • Automation
  • Minus DC 28 V
  • Minus DC 48 V
  • Minus DC 72 V
  • Telecom & Datacom